Fecha de publicación: 13/12/2019 Fuente: WIPO "circular economy" The utility model discloses a soil crusher for agricultural planting. Top plate, a connecting piece is fixedly connected to the outer surface of one side of the top plate; a mounting hole is formed inthe outer surface of the upper end of the connecting piece; the outer surface of the lower end of the top plate is fixedly connected with a connecting rod; a pressing plate is fixedly connected to the outer surface of the lower end of the connecting rod; a sleeve is arranged at the lower end of the connecting rod, a spring is arranged in the sleeve, a bottom plate is fixedly connected to the outer surface of the lower end of the sleeve, a fixing base is fixedly connected to the position, close to the front end, of the outer surface of the lower end of the bottom plate, a rolling shaft is arranged in the fixing base, and a rotating shaft penetrates through the rolling shaft. Through the arrangement of a series of structures, the purpose that the teeth are detachable and convenient to install is achieved in the using process of the device, meanwhile, a user can select the distance between the teeth on the roller according to the crop planting environment, and therefore soil blocks on the surface of the land can be better crushed.